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The marketing team at an internet music site wants a better understanding of who

ID: 2945856 • Letter: T

Question

The marketing team at an internet music site wants a better understanding of who their customers are. They send out a survey to 25 customers asking for demographic information. One of the variables is the customer's age. For the 25 customers, the ages are shown to the right. Use the given histogram of those ages to complete parts a) through d 10- 20 33 3429 31 32 30 1329 12 38 23444827 25 23 32 36 32 36 42 44 4348 5- 25 50 Age a) Is the distribution unimodal or multimodal? The distribution is multimodal because there is more than one distinct mode. unimodal because there are no gaps. multimodal because there is more than one distinct mode. multimodal because there are gaps unimodal because there is one distinct mode.

Explanation / Answer

Unimodal because there is one distinct mode.

A unimodal distribution is a distribution with one clear peak or most frequent value. The values increase at first, rising to a single peak where they then decrease just like the same which is depicted in the above picture.